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TBL 1 st Proposal Information Management: A Proposal (1989) Links have the following types: – depends on – is part of – made – refers to – uses – is an example of Users should do data analysis by WWW: – Automatic analysis such as comparison – Automatic generation of mailing lists – Deriving real organization structure

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Expert Systems from KM How Organizations Manage What They Know, by Thomas H. Davenport & Laurence Prusak (1998) Technical systems in narrow domain knowledge not been supplanted as knowledge providers difficult to maintain or add knowledge (rules) (Authorizer’s Assistant ES for credit authorization → knowledge is stable and so still used in AMEX XCON →knowledge changes and so DEC stopped using it) Why so hard to maintain rules? → other experts besides developer do not understand what rule primitives mean. So they should be specified. →ontologies (in the filed of knowledge engineering)

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RDFS What is Ueda? What class? What is Tama? What class? Ueda breed Tama white male sex color What does ‘breed’ mean? What does ‘sex’ mean? What does ‘color’ mean? If software does not make sense of the above names (symbols), there is no way to enable semantic-based intelligent processing. -> Ontologies (RDFS+OWL)